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sonnen are the award-winning, global market leader for energy storage with a mission to provide clean and affordable energy for all.

The sonnenBatterie is an intelligent storage system that automatically adjusts itself to your specific energy needs. Combined with solar panels the system can supply a househould with self-generated clean energy for the next 20 years. The battery comes with a warranty of 10 years – 10,000 charge cycles – but a designed service life of 20 years. Lithium-Iron-Phosphate battery technology is one of the safest and most durable currently on the market. The expandable system – in steps of 2.5kWh – allows the battery to adapt to future energy demand. 

For sonnen support, please see our Technical Support page.